8235562493 has 2 divisors, whose sum is σ = 8235562494. Its totient is φ = 8235562492.

The previous prime is 8235562469. The next prime is 8235562507. The reversal of 8235562493 is 3942655328.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4266310489 + 3969252004 = 65317^2 + 63002^2 .

It is a cyclic number.

It is not a de Polignac number, because 8235562493 - 2¹⁶ = 8235496957 is a prime.

It is a super-2 number, since 2×8235562493² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8235562403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4117781246 + 4117781247.

It is an arithmetic number, because the mean of its divisors is an integer number (4117781247).

Almost surely, 2^8235562493 is an apocalyptic number.

It is an amenable number.

8235562493 is a deficient number, since it is larger than the sum of its proper divisors (1).

8235562493 is an equidigital number, since it uses as much as digits as its factorization.

8235562493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 47.

The square root of 8235562493 is about 90749.9999614325. Note that the first 4 decimals coincide. The cubic root of 8235562493 is about 2019.4406264916.

The spelling of 8235562493 in words is "eight billion, two hundred thirty-five million, five hundred sixty-two thousand, four hundred ninety-three".